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Diffstat (limited to '')
| -rw-r--r-- | sc/source/ui/docshell/documentlinkmgr.cxx | 274 |
1 files changed, 274 insertions, 0 deletions
diff --git a/sc/source/ui/docshell/documentlinkmgr.cxx b/sc/source/ui/docshell/documentlinkmgr.cxx new file mode 100644 index 000000000..79a86d08b --- /dev/null +++ b/sc/source/ui/docshell/documentlinkmgr.cxx @@ -0,0 +1,274 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of + * the License at http://www.apache.org/licenses/LICENSE-2.0 . + */ + +#include <comphelper/doublecheckedinit.hxx> +#include <documentlinkmgr.hxx> +#include <datastream.hxx> +#include <ddelink.hxx> +#include <webservicelink.hxx> +#include <strings.hrc> +#include <scresid.hxx> +#include <sfx2/linkmgr.hxx> +#include <sfx2/linksrc.hxx> +#include <o3tl/deleter.hxx> +#include <svx/svdoole2.hxx> +#include <vcl/svapp.hxx> +#include <vcl/weld.hxx> + +#include <memory> + +namespace sc { + +struct DocumentLinkManagerImpl +{ + SfxObjectShell* mpShell; + std::unique_ptr<DataStream, o3tl::default_delete<DataStream>> mpDataStream; + std::atomic<sfx2::LinkManager*> mpLinkManager; + + DocumentLinkManagerImpl(const DocumentLinkManagerImpl&) = delete; + const DocumentLinkManagerImpl& operator=(const DocumentLinkManagerImpl&) = delete; + + explicit DocumentLinkManagerImpl(SfxObjectShell* pShell) + : mpShell(pShell), mpLinkManager(nullptr) {} + + ~DocumentLinkManagerImpl() + { + // Shared base links + sfx2::LinkManager* linkManager = mpLinkManager; + if (linkManager) + { + sfx2::SvLinkSources aTemp = linkManager->GetServers(); + for (const auto& pLinkSource : aTemp) + pLinkSource->Closed(); + + if (!linkManager->GetLinks().empty()) + linkManager->Remove(0, linkManager->GetLinks().size()); + } + delete linkManager; + } +}; + +DocumentLinkManager::DocumentLinkManager( SfxObjectShell* pShell ) : + mpImpl(new DocumentLinkManagerImpl(pShell)) {} + +DocumentLinkManager::~DocumentLinkManager() +{ +} + +void DocumentLinkManager::setDataStream( DataStream* p ) +{ + mpImpl->mpDataStream.reset(p); +} + +DataStream* DocumentLinkManager::getDataStream() +{ + return mpImpl->mpDataStream.get(); +} + +const DataStream* DocumentLinkManager::getDataStream() const +{ + return mpImpl->mpDataStream.get(); +} + +sfx2::LinkManager* DocumentLinkManager::getLinkManager( bool bCreate ) +{ + if (bCreate && mpImpl->mpShell) + return comphelper::doubleCheckedInit( mpImpl->mpLinkManager, + [this]() { return new sfx2::LinkManager(mpImpl->mpShell); } ); + return mpImpl->mpLinkManager; +} + +const sfx2::LinkManager* DocumentLinkManager::getExistingLinkManager() const +{ + return mpImpl->mpLinkManager; +} + +bool DocumentLinkManager::idleCheckLinks() +{ + sfx2::LinkManager* pMgr = mpImpl->mpLinkManager; + if (!pMgr) + return false; + + bool bAnyLeft = false; + const sfx2::SvBaseLinks& rLinks = pMgr->GetLinks(); + for (const auto & rLink : rLinks) + { + sfx2::SvBaseLink* pBase = rLink.get(); + ScDdeLink* pDdeLink = dynamic_cast<ScDdeLink*>(pBase); + if (!pDdeLink || !pDdeLink->NeedsUpdate()) + continue; + + pDdeLink->TryUpdate(); + if (pDdeLink->NeedsUpdate()) // Was not successful? + bAnyLeft = true; + } + + return bAnyLeft; +} + +bool DocumentLinkManager::hasDdeLinks() const +{ + return hasDdeOrOleOrWebServiceLinks(true, false, false); +} + +bool DocumentLinkManager::hasDdeOrOleOrWebServiceLinks() const +{ + return hasDdeOrOleOrWebServiceLinks(true, true, true); +} + +bool DocumentLinkManager::hasDdeOrOleOrWebServiceLinks(bool bDde, bool bOle, bool bWebService) const +{ + sfx2::LinkManager* pMgr = mpImpl->mpLinkManager; + if (!pMgr) + return false; + + const sfx2::SvBaseLinks& rLinks = pMgr->GetLinks(); + for (const auto & rLink : rLinks) + { + sfx2::SvBaseLink* pBase = rLink.get(); + if (bDde && dynamic_cast<ScDdeLink*>(pBase)) + return true; + if (bOle && (dynamic_cast<SdrEmbedObjectLink*>(pBase) || dynamic_cast<SdrIFrameLink*>(pBase))) + return true; + if (bWebService && dynamic_cast<ScWebServiceLink*>(pBase)) + return true; + } + + return false; +} + +bool DocumentLinkManager::updateDdeOrOleOrWebServiceLinks(weld::Window* pWin) +{ + sfx2::LinkManager* pMgr = mpImpl->mpLinkManager; + if (!pMgr) + return false; + + const sfx2::SvBaseLinks& rLinks = pMgr->GetLinks(); + + // If the update takes longer, reset all values so that nothing + // old (wrong) is left behind + bool bAny = false; + for (const auto & rLink : rLinks) + { + sfx2::SvBaseLink* pBase = rLink.get(); + + SdrEmbedObjectLink* pOleLink = dynamic_cast<SdrEmbedObjectLink*>(pBase); + if (pOleLink) + { + pOleLink->Update(); + continue; + } + + SdrIFrameLink* pIFrameLink = dynamic_cast<SdrIFrameLink*>(pBase); + if (pIFrameLink) + { + pIFrameLink->Update(); + continue; + } + + ScWebServiceLink* pWebserviceLink = dynamic_cast<ScWebServiceLink*>(pBase); + if (pWebserviceLink) + { + pWebserviceLink->Update(); + continue; + } + + ScDdeLink* pDdeLink = dynamic_cast<ScDdeLink*>(pBase); + if (!pDdeLink) + continue; + + if (pDdeLink->Update()) + bAny = true; + else + { + // Update failed. Notify the user. + const OUString& aFile = pDdeLink->GetTopic(); + const OUString& aElem = pDdeLink->GetItem(); + const OUString& aType = pDdeLink->GetAppl(); + + OUString sMessage = + ScResId(SCSTR_DDEDOC_NOT_LOADED) + + "\n\n" + "Source : " + + aFile + + "\nElement : " + + aElem + + "\nType : " + + aType; + std::unique_ptr<weld::MessageDialog> xBox(Application::CreateMessageDialog(pWin, + VclMessageType::Warning, VclButtonsType::Ok, + sMessage)); + xBox->run(); + } + } + + pMgr->CloseCachedComps(); + + return bAny; +} + +void DocumentLinkManager::updateDdeLink( std::u16string_view rAppl, std::u16string_view rTopic, std::u16string_view rItem ) +{ + sfx2::LinkManager* pMgr = mpImpl->mpLinkManager; + if (!pMgr) + return; + + const sfx2::SvBaseLinks& rLinks = pMgr->GetLinks(); + + for (const auto & rLink : rLinks) + { + ::sfx2::SvBaseLink* pBase = rLink.get(); + ScDdeLink* pDdeLink = dynamic_cast<ScDdeLink*>(pBase); + if (!pDdeLink) + continue; + + if ( pDdeLink->GetAppl() == rAppl && + pDdeLink->GetTopic() == rTopic && + pDdeLink->GetItem() == rItem ) + { + pDdeLink->TryUpdate(); + // Could be multiple (Mode), so continue searching + } + } +} + +size_t DocumentLinkManager::getDdeLinkCount() const +{ + sfx2::LinkManager* pMgr = mpImpl->mpLinkManager; + if (!pMgr) + return 0; + + size_t nDdeCount = 0; + const sfx2::SvBaseLinks& rLinks = pMgr->GetLinks(); + for (const auto & rLink : rLinks) + { + ::sfx2::SvBaseLink* pBase = rLink.get(); + ScDdeLink* pDdeLink = dynamic_cast<ScDdeLink*>(pBase); + if (!pDdeLink) + continue; + + ++nDdeCount; + } + + return nDdeCount; +} + +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |